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  2. SEER Data & Software
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  5. Cancer Type-Specific Recodes

Cancer Type-Specific Recodes

Data Documentation
  • SEER Databases in SEER*Stat
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  • Variable & Recode Definitions
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      • Collaborative Stage Site-Specific Factors (CS SSF)
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    • Cancer Type-Specific Recodes
      • Breast Subtype (2010+)
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    • Tumor Size Over Time Recode
  • Breast Subtype (2010+) - created by combining HER2, ER, and PR fields.
  • Derived HER2 Recode (2010+) - a HER2 summary field derived for unknown values in CS SSF 15.
  • Site Specific Data Item Recodes - documentation for available SSDI variable recodes.
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SEER is supported by the Surveillance Research Program (SRP) in NCI's Division of Cancer Control and Population Sciences (DCCPS). SRP provides national leadership in the science of cancer surveillance as well as analytical tools and methodological expertise in collecting, analyzing, interpreting, and disseminating reliable population-based statistics.

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